View in browser To get John Authers’ newsletter delivered directly to your inbox, sign up here . Today’s Points: US payrolls expand in a big way for the third month in a row. Markets gave up on fed funds cuts this year — and Trump spoke out against hikes . Tech stocks suffer a massive (and overdue) one-day selloff . S&P steps back from letting SpaceX straight into the S&P 500 once it floats . AND: Another installment of neglected masterpieces . Altitude H-IPO-xia When pilots or mountaineers ascend too high too fast, they risk altitude hypoxia . With the supply of oxygen to the brain limited, blood pressure can drop. In extreme cases, fatal cerebral or pulmonary edemas can result. To avoid this terrifying condition, ascend slowly. Once patients are hypoxic, the imperative is to descend, quickly. Markets are suddenly looking hypoxic, with a drastic selloff Friday on Wall Street followe...